SJV check valves

SJV.SJV Corporation, established in 1997 and headquartered in Yueqing City, Zhejiang Province, is a nationally recognized high-tech enterprise specializing in the research, development, design, manufacturing, and sales of valves. The company possesses robust technical capabilities, employing 68 engineering professionals across multiple disciplines including materials science, machining, welding, heat treatment, and inspection. Equipped with state-of-the-art production facilities, it operates China's sole valve Flexible Manufacturing System (FMS) assembly line, multiple large CNC vertical lathes, imported machining centers, and nearly 700 sets of high-precision processing and inspection equipment—including gamma/X-ray flaw detectors and coordinate measuring machines. The company maintains an advanced integrated testing platform capable of conducting rigorous tests including cryogenic, low-leakage, fire-resistant, API 624 high-temperature low-leakage, and ultra-high-pressure evaluations. Its product portfolio encompasses gate valves, ball valves, globe valves, check valves, plug valves, butterfly valves, API 6A wellhead equipment and Christmas trees, strainers, control valves, and various specialty valves.